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大学院生募集
松崎研究室では、大学院生(修士・博士)を募集しています。受け入れ専攻は、東京大学 大学院工学系研究科原子力国際専攻です。研究テーマ・進学についてお気軽に問い合わせてください。大学院入試情報は、 専攻のホームページにあります。


問い合わせ先:
松崎 浩之(まつざきひろゆき)
メール:
hmatsu[at]um.u-tokyo.ac.jp



論文リスト

-2023-

A.T. Bautista VII, S.J.M. Limlingan, M. Toya, Y. Miyake, K. Horiuchi, H. Matsuzaki, Y. Iizuka (2023) 129I in the SE-Dome ice core, Greenland: A new candidate golden spike for the Anthropocene, Science of the Total Environment, 887, 164021. Doi: http://dx.doi.org/10.1016/j.scitotenv.2023.164021.

Y. Qi, H. Matsuzaki, T. Yamagata, H. Nagai (2023) Iodine cycling in the subarctic Pacific Ocean: Insights from 129I, Geochimica et Cosmochimica Acta, 344, 12-23. Doi: https://doi.org/10.1016/j.gca.2023.01.006.


-2022-

Y. Qi, H. Matsuzaki (2022) Speciation analysis of both inorganic and organic 129I in seawater and its application in the study of the marine iodine cycle, Analytical Methods, 14, 3623-3631. Doi: 10.1039/D2AY00813K.

L. Zheng, H. Matsuzaki, T. Yamagata (2022) 236U accelerator mass spectrometry with a time-of-flight and energy detection system, Nuclear Engineering and Technology, 54, 4636-4643. Doi: https://doi.org/10.1016/j.net.2022.07.015.

L. Zheng, H. Matsuzaki, T. Yamagata (2022) A comparison between Geant4 simulation and experiment for time-of-flight measurement, Applied Physics Express, 15, 084007. Doi: 10.35848/1882-0786/ac8413.


-2021-

A. Nakamura, A. Ohta, H. Matsuzaki, T. Okai (2021) 10Be/9Be ratios of phenakite and beryl measured via direct Cs sputtering: Implications for selecting suitable B carrier minerals for the measurement of low-level 10Be, Geochemical Journal, 55, 209-222. Doi: 10.2343/geochemj.2.0630.

A. Wallner, M.B. Froehlich, M.A.C. Hotchiks, N. Kinoshita, M. Paul, M. Martschini, S. Pavetich, S.G. Tims, N. Kivel, D. Schumann, M. Honda, H. Matsuzaki, T. Yamagata (2021) 60Fe and 244Pu deposited on Earth constrain the r-process yields of recent nearby supernovae, Science, 372, 742-745. Doi: 10.1126/science.aax3972.

A.D. Izeta, R. Cattaneo, A.I. Robledo, M. Takigami, M. Yoneda, F. Tokanai, K. Kato, H. Matsuzaki (2021) New radiocarbon evidence for human occupation in central Argentina during the middle and late Holocene: The Ongamira valley case, Radiocarbon, 63, 3, e1-e20. Doi: 10.1017/FDC.2021.22.

A.D. Sproson, Y. Takano, Y. Miyairi, T. Aze, H. Matsuzaki, N. Ohkouchi, Y. Yokoyama (2021) Beryllium isotopes in sediments from Lake Maruwan Oike and Lake Skallen, East Antarctica, reveal substantial glacial discharge during the late Holocene, Quatenary Science Reviews, 256, 10684. Doi: 10.1016/j.quascirev.2021.106841

A.T. Bautista VII, S.J.M. Limlingan, M.M.T. Bauyon, A.M. Jagony, J.M.D. Racho, J.D.G Valdez, B.J.T. Salon, A.J.E. Tabuso J.K.C. Valerio, E.E. Dumalagan Jr., H. Kusuno, F.P. Siringan, H. Matsuzaki (2021) A historical record of the impact of nuclear activities based on 129I in coral cores in Baler, Philippines: An update, Journal of Environmental Radioactivity, 227, 106508. Doi: 10.1016/j.jenvrad.2020.106508.


-2020-

H. Matsuzaki, Y. Miyake, K. Nakashoji, H. Tokuyama, Y.S. Tsuchiya, H. kusuno, M. Toya (2020) Current status of MALT AMS facility: A report of updated performance and recent achievement, Nuclear Instruments and Methods in Physics Research, B463, 55-63. doi: 10.1016/j.nimb.2019.11.010.

G.S. Burr, H. Matsuzaki, B. Wang, H. Kusuno, H. Tokuyama, T. Yamagata, T. Yu, S. Wang, C. Chang, A.J.T. Jull, C. Lo (2020) Anthropogenic 129I in the South China Sea and coastal waters around Taiwan, ELEMENTA Science of Anthropocene, 8: 1. Doi: 10.1525/elementa.2020.064.

A.P. Derevianko, S.P. Nesterov, A.V. Tabarev, S.V. Alkin, K. Uchida, D. Kunikita, K. Morisaki, H. Matsuzaki (2020) Novopetrovka III – an Early Neolithic Site in the Western Amur Basin and Its Chronology, Archaeology, Ethnology & Anthropology of Eurasia, 48/4, 57-66. Doi: 10.17746/1563-0110.2020.48.4.057-066.

N. Ratto, L. Luna, C. Aranda, J.P. Miyano, I. Lantos, M. Takigami, M. Yoneda, H. Matsuzaki, F. Tokanai, A. Gil (2020) First results on diet and mobility of the agropastoral societies of western Catamarca, Argentina, Quaternary International, 548, 95-108.

W. Mao, M. Wilde, T. Chikada, K. Fukutani, H. Matsuzaki, T. Terai (2020) Hydrogen isotope role in the crystal orientation change of erbium oxide coatings, Journal of Nuclear Materials, 528, 151871. Doi: 10.1016/j.jnucmat.2019.151871.

M. Matsumura, K. Sasa, T. Matsunaka, K. Sueki, T. Takahashi, H. Matsuzaki (2020) Assessing the Effect of Laboratory Environment on Sample Contamination for I-129 Accelerator Mass Spectrometry, Analytical Sciences, 36, 631-636.


-2019-

J. Chen, W. Mao, B. Ge, J. Wang, X. Ke, V. Wang, Y. Wang, M. Dobeli, W. Geng, H. Matsuzaki, J. Shi, Y. Jing (2019) Revealing the role of lattice distortions in the hydrogen-induced metal-insulator transition of SmNiO3, Nature Communications, 10, Article number: 694.

Y. Yokoyama, M. Yamane, A. Nakamura, Y. Miyairi, K. Horiuchi, T. Aze, H. Matsuzaki, Y. Shirahama, Y. Ando (2019) In-situ and meteoric 10Be and 26Al measurements: Improved preparation and application at the University of Tokyo, Nuclear Instruments and Methods in Physics Research, B455, 260-264. doi: 10.1016/j.nimb.2019.01.026, Sept.

M. Ebihara, Y. Oura, N. Shirai, Y. Nagakawa, N. Sakurai, H. Haba, H. Matsuzaki, H. Tsuruta, Y. Moriguchi (2019) A new approach for reconstructing the 131I-spreading due to the 2011 Fukushima nuclear accident by means of measuring 129I in airborne particulate matter (2019) Journal of Environmental Radioactivity, 208-209, 106000. Doi: 10.1016/j.jenvrad.2019.106000.

K. Horiuchi, H. Ohno, G. Iwahana, Y. Iizuka, H. Matsuzaki (2019) Measurements of beryllium isotopes in ice wedges in Alaska. Nuclear Instruments and Methods in Physics Research, B459, 64–70. doi: 10.1016/j.nimb.2019.07.046, Nov.

H. Xu, H. Miyahara, K. Horiuchi, H. Matsuzaki, H. Sun, W. Luo, X. Zheng, Y. Suganuma, S. Wang, L. Zhou (2019) High-resolution records of 10Be in endogenic travertine from Baishuitai, China: A new proxy record of annual solar activity?. Quaternary Science Reviews, 216, 34-46. doi: 10.1016/j.quascirev.2019.05.012, July.

F. Miyake, K. Horiuchi, Y. Motizuki, Y. Nakai, K. Takahashi, K. Masuda, H. Motoyama, H. Matsuzaki (2019) 10Be signature of the cosmic ray event in the 10th century CE in both hemispheres, as confirmed by quasi-annual 10Be data from the Antarctic Dome Fuji ice core, Geophysical Research Letters, 46, 11–18. Doi: 10.1029/2018GL080475, Jan.

T. Yamagata, H. Nagai, H. Matsuzaki, Y. Narasaki (2019) Decadal variations of atmospheric 7Be and 10Be concentrations between 1998 and 2014 in Japan, Nuclear Instruments and Methods in Physics Research, B455, 265-270.

H. Nagai A. Kudo, T. Yamagata, Y. Kumamoto, S. Nishino, H. Matsuzaki (2019) The 2013-15 temporal variation in the 129I concentration in seawater in the southern Canada Basin, Nuclear Instruments and Methods in Physics Research B455, 305-310.

T. Hattanji, Y. Matsushi, H. Matsuzaki, T.A. Wasklewicz (2019) The role of debris flow on total denudation in small basins of the Ashio Mountains, Japan, Geomorphology, 329, 129-137. Doi: 10.1016/j.geomorph.2018.12.022.

W. Mao, L. Zhang, M. Wilde, S. Ogura, T. Chikada, K. Fukutani, H. Matsuzaki, T. Terai (2019) Ab initio calculations for the H-decorated neutral and charged oxygen vacancy in erbium oxide, Fusion Engineering and Design, 144, 188-192. Doi: 10.1016/j.fusengdes.2019.04.077.


-2018-

Y. Yokoyama, T.M. Esat, W.G. Thompson, A.L. Thomas, J.M. Webster, Y. Miyairi, C. Sawada, T. Aze, H. Matsuzaki, J. Okuno, S. Fallon, J-C. Braga, M. Humblet, Y. Iryu, D.C. Potts, K. Fujita, A. Suzuki, H. Kan (2018) Rapid glaciation and a two-step sea level plunge into the Last Glacial Maximum, Nature, 559, 603-607.

W. Mao, M. Wilde, T. Chikada, S. Ogura, J. Chen, K. Fukutani, H. Matsuzaki, T. Terai (2018) Hydrogen-accelerated phase transition and diffusion in TiO2 thin films, Journal of Physical Chemistry, C122, 23026. Doi: 10.1021/acs.jpcc.8b06893.

M. Matsumura, K. Sasa, T. Matsunaka, K. Sueki, T. Takahashi, H. Matsuzaki (2018) Temporal variation of iodine-129 in rainwater at Tsukuba before and after the Fukushima Daiichi Nuclear Power Plant accident, Geochemical Journal, 52, 155-162. doi:10.2343/geochemj.2.0504.

A.T. Bautista VII, Y. Miyake, H. Matsuzaki, Y. Iizuka, K. Horiuchi (2018) High-resolution 129I bomb peak profile in an ice core from SE-Dome site, Greenland, Journal of Environmental Radioactivity, Vol. 184-185, 14-21. DOI: 10.1016/j.jenvrad.2017.12.015.


-2017-

A.T. Bautista VII, Y. Miyake, H. Matsuzaki, F.P. Siringan (2017) A coral 129I/127I measurement method using ICP-MS and AMS with carrier addition, Analytical Methods, 9, 5181-5188. Doi: 10.1039/C7AY01458A.

H. Kawahata, M. Matsuoka, A. Togami, N. Harada, M. Murayama, Y. Yokoyama, Y. Miyairi, H. Matsuzaki, Y. Tanaka (2017) Climatic change and its influence on human society in western Japan during the Holocene, Quaternary International, Vol. 440, Part A, 102-117.

D. Kunikita, L. Wang, S. Onuki, H. Sato, H. Matsuzaki (2017) Radiocarbon dating and dietary reconstruction of the Early Neolithic Houtaomuga and Shuangta sites in the Song-Nen Plain, Northeast China, Quaternary International, Vol. 441, Part B, 62-68.

Y. Sakuramoto T. Yamazaki, K. Kimoto, Y. Miyairi, J. Kuroda, Y. Yokoyama, H. Matsuzaki (2017) A geomagnetic paleointensity record of 0.6 to 3.2 m.y. from sed- iments in the western equatorial Pacific and remanent magnetization lock-in depth, Journal of Geophysical Research-Solid Earth, doi: 10.1002/2017JB014450.

M. Honda, H. Matsuzaki, H. Nagai, K. Sueki (2017) Depth profiles and mobility of 129I originating from the Fukushima Dai-ichi nuclear power plant disaster under different land uses, Applied Geochemistry, 85(B), 169-179. doi:10.1016/j.apgeochem.2017.01.023.

M. Polgári, S. Bérczi, K. Horiuchi, H. Matsuzaki, T. Kovács, S. Józsa, Z. Bendő, K. Fintor, J. Fekete, Z. Homonnay, E. Kuzmann, A. Gucsik, I. Gyollai, J. Kovács, I. Dódony, 2017, Characterization and 10Be content of iron carbonate concretions for genetic aspects – Weathering, desert varnish or burning: Rim effects in iron carbonate concretions. Journal of Environmental Radioactivity, 173, 58–69. doi: 10.1016/j.jenvrad.2016.11.005, JULY.


-2016-

A.T. Bautista VII, H. Matsuzaki, F.P. Siringan (2016) Historical record of nuclear activities from 129I in corals from the northern hemisphere (Philippines), Journal of Environmental Radioactivity, 164, 174-181.

K. Horiuchi, K. Kamata, S. Maejima, S. Sasaki, N. Sasaki, T. Yamazaki, S. Fujita, H. Motoyama, H. Matsuzaki (2016) Multiple 10Be records revealing the history of cosmic-ray variations across the Iceland Basin excursion. Earth and Planetary Science Letters, 440, 105–114. doi:10.1016/j.epsl.2016.01.034. APR.

A. Wallner, J. Feige, N. Kinoshita, M. Paul, L. K. Fifield, R. Golser, M. Honda, U. Linnemann, H. Matsuzaki, S. Merchel, G. Rugel, S. G. Tims, P. Steier, T. Yamagata, S. R. Winkler (2016) Recent near-Earth supernovae probed by global deposition of interstellar radioactive 60Fe, Nature, 532, 69-72.

T. Matsunaka, K. Sasa, K. Sueki, T. Takahashi, Y. Satou, M. Matsumura, N. Kinoshita, J. Kitagawa, H. Matsuzaki (2016) Pre- and post-accident 129I and 137Cs levels, and 129I/137Cs ratios in soil near the Fukushima Dai-ichi Nuclear Power Plant, Japan, Journal of Environmental Radioactivity, 151, 209-217. doi:10.1016/j.jenvrad.2015.10.010.

T. Ohta, Y. Mahara, S. Fukutani, T. Kubota, H. Matsuzaki, Y. Shibahara, T. Igarashi, R.Fujiyoshi, N. Watanabe, T. Kozaki (2016) Speciation of 137Cs and 129I in soil after the Fukushima NPP accident, in “Radiological issues for Fukushima’s revitalized future” T. Takahashi (ed.), 13-24, Springer Japan. Doi: 10.1007/978-4-431-55848-4 2.

T. Matsunaka, K. Sasa, K. Sueki, Y. Onda, K. Taniguchi, Y. Wakiyama, T. Takahashi, M. Matsumura, H. Matsuzaki (2016) Migration Behavior of Particulate 129I in the Niida River System, in “Radiological issues for Fukushima’s revitalized future” T. Takahashi (ed.), Chapter 6, Springer Japan. DOI 10.1007/978-4-431-55848-4_6.

Y.S. Togo, Y. Takahashi, Y. Amano, H. Matsuzaki, Y. Suzuki, Y. Terada, Y. Muramatsu, K. Ito, T. Iwatsuki (2016) Age and speciation of iodine in groundwater and mudstones of the Horonobe area, Hokkaido, Japan: Implications for the origin and migration of iodine during basin evolution, Geochimica et Cosmochimica Acta 191, 165–186.

T. Ishiwa , Y. Yokoyama, Y. Miyairi, S. Obrochta, T. Sasaki, A. Kitamura, A. Suzuki, M. Ikehara, K. Ikehara, K. Kimoto, J. Bourget, H. Matsuzaki (2016) Reap- praisal of sea-level lowstand during the Last Glacial Maximum observed in the Bona- parte Gulf sediments, northwestern Australia, Quaternary International, 397, Pages 373–379, doi:10.1016/j.quaint.2015.03.032.

A. Nakamura, Y. Yokoyama, H. Maemoku, H. Yagi, M. Okamura, H. Matsuoka, N. Miyake, T. Osada, D.P. Adhikari, V. Dangol, M. Ikehara, Y. Miyairi, H. Matsuzaki (2016) Weak monsoon event at 4.2 ka recorded in sediment from Lake Rara, the Himalayas, Quaternary International, 397, 349–359. doi:10.1016/j.quaint.2015.05.053.

W. Mao, M. Wilde, T. Chikada, S. Ogura, K. Fukutani, T. Terai, H. Matsuzaki (2016) Fabrication and Hydrogen Permeation Properties of Epitaxial Er2O3 Films Revealed by Nuclear Reaction Analysis, Journal of Physical Chemistry, C120, 15147. DOI: 10.1021/acs.jpcc.6b02864.

J. Feige, D. Breitschwerdt, A. Wallner, M. M. Schulreich, N. Kinoshita, M. Paul, C. Dettbarn, L. K. Fifield, R. Golser, M. Honda, U. Linnemann, H. Matsuzaki, S. Merchel, G. Rugel, P. Steier, S. G. Tims, S. R. Winkler, T. Yamagata (2016) The Link Between the Local Bubble and Radioisotopic Signatures on Earth, Proceedings of the 14th International Symposium on Nuclei in the Cosmos, 010304-1-0103-4-4.

I. Harayama, K. Nagashima, Y. Hirose, H. Matsuzaki, D. Sekiba (2016) Development of ΔE-E telescope ERDA with 40 MeV 35Cl7+ beam for analysis of metal oxynitride thin films, Nuclear Instruments and Methods in Physics Research, B384, 61.


-2015-

H. Matsuzaki, C. Nakano, Y.S. Tsuchiya, S. Ito, A. Morita, H. Kusuno, Y. Miyake, M. Honda, A.T. Bautista VII, M. Kawamoto, H. Tokuyama (2015) The status of the AMS system in its 20th year, Nuclear Instrument and Method of Physics Research B361, 63-68. DOI:10.1016/j.nimb.2015.05.032

Y. Miyake, H. Matsuzaki, K. Sasa, T. Takahashi (2015) Measurement of long-lived radionuclides in surface soil around F1NPP accident site by Accelerator Mass Spectrometry, Nuclear Instrument and Method of Physics Research B361, 627-631. DOI: 10.1016/j.nimb.2015.05.017

H. Kusuno, H. Matsuzaki, T. Nagata, Y. Miyairi, Y. Yokoyama, N. Ohkouchi (2015) An approach for measuring the 129I/127I ratio in fish samples, Nuclear Instrument and Method of Physics Research B361, 414-418. DOI:10.1016/j.nimb.2015.05.032

K. Horiuchi, H. Matsuzaki (2015) Exploration of 10Be analysis using 10 μg of Be carrier, Nuclear Instrument and Method of Physics Research B361, 423-430. DOI:10.1016/j.nimb.2015.07.123

Y. Satou, K. Sueki, K. Sasa, T. Matsunaka, T. Takahashi, N. Shibayama, D. Izumi, N. Kinoshita, H. Matsuzaki (2015) Technological developments for strontium-90 determination using AMS, Nuclear Instrument and Method of Physics Research B361, 233-236. DOI:10.1016/j.nimb.2015.04.032

T. Matsunaka, K. Sasa, K. Sueki, T. Takahashi, M. Matsumura, Y. Satou, J. Kitagawa, N. Kinoshita, H. Matsuzaki (2015) Post-accident response of near-surface 129I levels and 129I/127I ratios in areas close to the Fukushima Dai-ichi Nuclear Power Plant, Japan, Nuclear Instrument and Method of Physics Research B361, 569-573. DOI:10.1016/j.nimb.2015.03.056

H. Nagai, A. Hasegawa, T. Yamagata, Y. Kumamoto, S. Nishino, H. Matsuzaki (2015) Anthropogenic 129I in the North Pacific, Bering and Chukchi Seas, and Arctic Ocean in 2012-2013, Nuclear Instrument and Method of Physics Research B361, 680-684. DOI: 10.1016/j.nimb.2015.07.119

S. Sekimoto, S. Okumura, H. Yashima, Y. Matsushi, H. Matsuzaki, H. Matsumura, A. Toyoda, K. Oishi N. Mtsuda, Y. Kasugai, Y. Sakamoto, H. Nakashima, D. Boehnlein, R. Coleman, G. Lauten, A. Leveling, N. Mokhov, E. Ramberg, A. Soha, K. Vaziri, K. Ninomiya, T. Omoto, T. Shima, N. Takahashi, A. Shinohara, M.W. Caffee, K.C. Welten, K. Nishiizumi, S. Shibata, T. Ohtsuki (2015) Measurements of production cross sections of 10Be and 26Al by 120 GeV and 392 MeV proton bombardment of 89Y, 159Tb, and natCu targets, Nuclear Instrument and Method of Physics Research B361, 685-688. DOI: 10.1016/j.nimb.2015.08.001

M. Yamane, Y. Yokoyama, A.A. Ouchi, S. Obrochta, F. Saito, K. Moriwaki, H. Matsuzaki (2015) Exposure age and ice-sheet model constraints on Pliocene East Antarctic ice sheet dynamics, Nature communications, Open access (Published 24 Apr 2015). DOI: 10.1038/ncomms8016

M. Honda, H. Matsuzaki, Y. Miyake, Y. Maejima, T. Yamagata, H. Nagai (2015) Depth profile and mobility of 129I and 137Cs in soil originating from the Fukushima Dai-ichi Nuclear Power Plant accident, Journal of Environmental Radioactivity, 146, 35-43.

Y. Muramatsu, H. Matsuzaki, C. Toyama, T. Ohno (2015) Analysis of 129I in the soils of Fukushima Prefecture: preliminary reconstruction of 131I deposition related to the accident at Fukushima Daiichi Nuclear Power Plant (FDNPP), Journal of Environmental Radioactivity, 139, 344-350.


-2014-

A. Nakamura, Y. Yokoyama, Y. Sekine, K. Goto, G. Komatsu, P.S. Kumar, H. Matsuzaki, I. Kaneoka, T. Matsui (2014) Formation and geomorphologic history of the Lonar impact crater deduced from in situ cosmogenic 10Be and 26Al. Geochemistry, Geophysics, Geosystems, vol. 15, issue 8, 3190-3197. DOI: 10.1002/2014GC005376

M. Yamane, Y. Yokoyama, Y. Miyairi, H. Suga, H. Matsuzaki, R.B. Dunbar, N. Ohkouchi, (2014) Compound-specific 14C dating of IODP Expedition 318 core U1357A obtained off the Wilkes Land coast, Antarctica. Radiocarbon, Vol. 56, Nr 3, 1009-1017. DOI: 10.2458/56.17773

Y.S. Togo, K. Kazahaya, Y. Tosaki, N. Morikawa, H. Matsuzaki, M. Takahashi, T. Sato (2014) Groundwater, possibly originated from subducted sediments, in Joban and Hamadori areas, southern, Earth, Planets and Space, 66, 131. DOI:10.1186/1880-5981-66-131.

A. Nakamura, Y. Yokoyama, K. Shiroya, Y. Miyairi, H. Matsuzaki (2014) Direct comparison of site-specific and basin-scale erosion rate estimation by in-situ cosmogenic nuclides: an example from the Abukuma Mountains, Japan. Progress in Earth and Planetary Science 1;9.


-2013-

T. Ohno, Y. Muramatsu, Y. Shikamori, C. Toyama, N. Okabe, H. Matsuzaki (2013) Determination of ultratrace 129I in soil sampes by Triple Quadrupole ICP-MS and its application to Fukushima soil samples, Journal of Analytical Atomic Spectrometry, 28, 1283-1287. DOI: 10.1039/C3JA50121C.

D. Araoka, Y. Yokoyama, A. Suzuki, K. Goto, K. Miyagi, K. Miyazawa, H. Matsuzaki, H. Kawahata (2013) Tsunami recurrence revealed by Porites coral boulders in the southern Ryukyu Islands, Japan. Geology, doi:10.1130/G34415.1.

K. Shiroya, Y. Yokoyama, S.P. Obrochta, N. Harada, Y. Miyairi, H. Matsuzaki (2013) Melting history of the Patagonian Ice Sheet during Termination I inferred from marine sediments, Geochemical Journal 47(2), 107-117.

C. Toyama, Y. Muramatsu, Y. Igarashi, M. Aoyama, H. Matsuzaki (2013) Atmospheric fallout of 129I in Japan before the Fukushima Accident: Regional and Global Contributions (1963-2005), Environmental Science & Technology, 47, 8383-8390.

N. Durand, P. Deschamps, E. Bard, B. Hamelin, G. Camoin, A.L. Thomas, G.M. Henderson, Y. Yokoyama, H. Matsuzaki (2013) Comparison of 14C and U-Th Ages in Corals from IODP #310 Cores Offshore Tahiti. Radiocarbon, Vol. 55, No. 4, 1947-1974.

D. Kunikita, I. Shevkomud, K. Yoshida, S. Onuki, T. Yamahara, H. Matsuzaki (2013) Dating Charred Remains on Pottery and Analyzing Food Habits in the Early Neolithic Period in Northeast Asia, Radiocarbon, Vol. 55, No. 2-3, 1334-1340.

K. Yoshida, D. Kunikita, Y. Miyazaki, H. Matsuzaki (2013) Dating and stable isotope analysis of charred residues on the incipient Jomon Pottery (Japan), Radiocarbon, Vol. 55, No. 2-3, 1322-1333.

T. Ohta, Y. Mahara, T. kubota, T. Abe, H. Matsueda, T. Tokunaga, H. Matsuzaki (2013) Separation and measurement of 129I and 127I in pre-nuclear-era marine algae with ultra low 129I/127I isotopic ratios, Nuclear Instrument and Method of Physics Research, B294, 559-562.

Y. Mahara, T. Ohta, T. Tokunaga, H. Matsuzaki, E. Nakata, T. Nakano, T. Kubota, and H. Yasuda (2013) Ratios of 129I/I and 36Cl/Cl in brines and geotectonic differences in the Japan Arc, Nuclear Instrument and Method of Physics Research B294, 597-601.

K. Horiuchi, I. Oniyanagi, H. Wasada, H. Matsuzaki (2013) 10Be measurements at MALT using reduced-size samples of bulk sediments, Nuclear Instruments and Methods in Physics Research B294, 72-76.

K.J. Kim, M. Baskaran, J. Jweda, A.A. Feyzullayev, C. Aliyev, H. Matsuzaki, A.T.J. Jull (2013) Investigation of the Dashigil mud volcano (Azerbaijan) using beryllium-10, Nuclear Instruments and Methods in Physics Research B294, 606-610.


-2012-

Y. Miyake, H. Matsuzaki, T. Fujiwara, T. Saito, T. Yamagata, M. Honda, Y. Muramatsu (2012) Isotopic ratio of radioactive iodine (129I/131I) released from Fukushima Daiichi NPP accident, Geochemical Journal, 46, 327-333.

A. Nakamura, Y. Yokoyama, H. Maemoku, H. Yagi, M. Okamura, H. Matsuoka, N. Miyake, T. Osada, H. Teramura, D. P. Adhikari, V. Dangol, Y. Miyairi, S. Obrochtaand H. Matsuzaki (2012) Late Holocene Asian monsoon variations recorded in Lake Rara sediment, western Nepal, Journal of Quaternary Science, 27, 2, 125-128.

A. Seki, Y. Yokoyama, A. Suzuki, Y. Kawakubo, T. Okai, Y. Miyairi, H. Matsuzaki, N. Namizaki and H. Kan (2012) Mid-Holocene sea-surface temperature reconstruction using fossil corals from Kume Island, Ryukyu, Japan, Geochemical Journal, 46, 27-32.

C. Toyama, Y. Muramatsu, Y. Uchida, Y. Igarashi, M. Aoyama, H. Matsuzaki (2012) Variations of 129I in the atmospheric fallout of Tokyo, Japan: 1963-2003, Journal of Environmental Radioactivity, 113, 116-122.


-2011-

C. Seard, G. Camoin, Y. Yokoyama, H. Matsuzaki, N. Durand, E. Bard, S. Sepulcre, P. Deschamps (2011) Microbialite development patterns in the last deglacial reefs from Tahiti (French Polynesia; IODP Expedition #310): Implications on reef framework architecture, Marine Geology, 279 (1-4), 63-86.

M. Yamane, Y. Yokoyama, H. Miura, H. Maemoku, S. Iwasaki, H. Matsuzaki (2011) The last deglacial history of Lutzow-Holm Bay, East Antarctica, Journal of Quaternary Science, 26 (1) 3-6.

Y. Yokoyama, A. Suzuki, F. Siringan, Y. Maeda, A. Abe-Ouchi, R. Ohgaito, H. Kawahata and H. Matsuzaki (2011) Mid-Holocene palaeoceanography of the northern South China Sea using coupled fossil-modern coral and Atmosphere-Ocean GCM model, Geophysical Research Letters, 38, L00F03.

D. Sekiba, H. Yonemura, S. Ogura, M. Matsumoto, Y. Kitaoka, Y. Yokoyama, H. Matsuzaki, T. Narusawa, K. Fukutani:Development of site-specific NRA for hydrogen mapping: observation of fatigue-fractured surface of glassy alloys, Nucl. Instr. Meth. B 269, 627-631 (2011).

H. Yonemura, Y. Kitaoka, D. Sekiba, H. Matsuzaki, S. Ogura, M. Matsumoto, Y. Iwamura, T. Ito, T. Narusawa, K. Fukutani:Hydrogen depth profiling in an atmospheric pressure, Nucl. Instr. Meth. B 269, 632-635 (2011).


-2010-

H. Matsuzaki, Y.S. Tsuchiya, Y. Muramatsu, Y. Maejima, Y. Miyairi, K. Kato (2010) Comparison od depth profiles of 129I and 14C concentration in the surface layer of soils collected from Northeastern Japan, Radiocarbon Vol. 52, No. 3, 1487-1497.

Y. Yokoyama, M. Koizumi, H. Matsuzaki, Y. Miyairi, N. Ohkouchi (2010) Developing ultra small-scale radiocarbon sample measurement at the University of Tokyo, Radiocarbon, 52, 2-3, 310-318.

M. Sakamoto, S. Wakasa, H. Matsuzaki , A. Kodaira (2010) Design and performance tests of an efficient sample preparation system for AMS 14C-dating, Nuclear Instruments and Methods in Physics Research, B268, 935-939.

K. Katsuno, Y. Miyairi, K. Tamura, H. Matsuzaki, K. Fukuda (2010) A study of the carbon dynamics of Japanese grassland and forest using 14C and 13C, Nuclear Instruments and Methods in Physics Research, B268, 1106-1109.

T. Yamagata, S. Sugihara, I. Morinaga, H. Matsuzaki, H. Nagai (2010) Short term variations of 7Be, 10Be concentrations in atmospheric boundary layer, Nuclear Instruments and Methods in Physics Research, B268, 1135-1138.

K. Sasa, Y. Matsushi, Y. Tosaki, M. Tamari, T. Takahashi, Y. Nagashima, K. Horiuchi, H. Matsuzaki , Y. Shibata, M. HIrabayashi, H. Motoyama (2010) Measurement of cosmogenic 36Cl in the Dome Fuji icecore, Antarctica: Prelilminary results for the Last Glacial Mximum and early Holocene, Nuclear Instruments and Methods in Physics Research, B268, 1193-1196.

Y. Matsushi, H. Matsuzaki (2010) Denudation rates and threshold slope in a granitic watershed, central Japan, Nuclear Instruments and Methods in Physics Research, B268, 1201-1204.

S. Yumoto, H. Nagai, S. Kakimi, H. Matsuzaki (2010) 26Al incorporation into the brain of rat fetuses through the placental barrier and subsequent metabolism in postnatal development, Nuclear Instruments and Methods in Physics Research, B268, 1328-1330.

D. Araoka, M. Inoue, A. Suzuki, Y. Yokoyama, R. L. Edwards, H. Cheng, H. Matsuzaki, H. Kan, N. Shikazono, H. Kawahata (2010) Historic 1771 Meiwa tsunami confirmed by high-resolution U/Th dating of massive Porites coral boulders at Ishigaki Island in Ryukyus, Japan, Geochemistry Geophysics Geosystems, 11, Q06014

M. Inoue, Y. Yokoyama, M. Harada, A. Suzuki, H. Kawahata, H. Matsuzaki, Y. Iryu (2010) Trace element variations in fossil corals from Tahiti collected by IODP Expedition 310: Reconstruction of marine environments during the last deglaciation (15 to 9 ka), Marine Geology, 271, 303-306.

Y. Kubota, K. Kimoto, R. Tada, H. Oda, Y. Yokoyama, H. Matsuzaki (2010) Variations of East Asian summer monsoon since the last deglaciation based on Mg/Ca and oxygen isotope of planktic foraminifera in the northern East China Sea, Paleoceanography, 25, PA4205.

J. I. Martinez, Y. Yokoyama, A. Gomez, A. Delgado, H. Matsuzaki (2010) Late Holocene marine terraces of the Cartagena region, southern Caribbean: The product of neotectonism or a former high stand in sea-level?, Journal of South American Earth Sciences, 29, 214-224.

H. Miyahara, K. Kitazawa, K. Nagaya, Y. Yokoyama, H. Matsuzaki, K. Masuda, T. Nakamura, Y. Muraki (2010), Is the Sun heading for another Maunder Minimum? -Precursors of the grand solar minima, Journal of Cosmology, 8, 1970-1982.

T. Miyaji, K. Tanabe, Y. Matsushima, S. Sato, Y. Yokoyama, H. Matsuzaki (2010), Response of daily and annual shell growth patterns of the intertidal bivalve Phacosoma japonicum to Holocene coastal climate change in Japan, Palaeogeography, Palaeoclimatology, Palaeoecology, 286, 107-120.

K. Shiroya, Y. Yokoyama, H. Matsuzaki (2010) Quantitative determination of long-term erosion rates of weathered granitic soil surfaces in western Abukuma, Japan using cosmogenic 10Be and 26Al depth profile, Geochemical Journal, 44 (6), e23-e27.

Y. Suganuma, Y. Yokoyama, T. Yamazaki, K. Kawamura, C. S. Horng, H. Matsuzaki (2010) 10Be evidence for delayed acquisition of remanent magnetization in marine sediments: Implication for a new age for the Matuyama-Brunhes boundary, Earth and Planetary Science Letters, 296, 443-450.


-2009-

S. K. Sahoo, Y. Muramatsu, S. Yoshida, H. Matsuzaki, W. Ruhm (2009) Determination of 129I and 127I Concentration in Soil Samples from the Chernobyl 30-km Zone by AMS and ICP-MS, J. Radiation Research, Vol. 50, 325-332.

H. Kawahata, H. Yamamoto, K. Ohkushi, Y. Yokoyama, K. Kimoto, H. Ohshima, H. Matsuzaki (2009) Changes of environments and human activity at the Sannai-Maruyama ruins in Japan during the mid-Holocene Hypsithermal climatic interval, Quaternary Science Reviews, 28, 964-974.

Y.-P. Chang, M.-T. Chen, Y. Yokoyama, H. Matsuzaki, W. G. Thompson, S.-J. Kao, H. Kawahata (2009) Monsoon hydrography and productivity changes in the East China Sea during the past 100,000 years: Okinawa Trough evidence (MD012404), Paleoceanography, 24, PA3208.

A. R. Simms, N. Aryal, Y. Yokoyama, H. Matsuzaki, R. Dewitt (2009) Insights on a proposed mid-Holocene highstand along the northwestern Gulf of Mexico from the evolution of small coastal ponds, Journal of Sedimentary Research, 79. 757-772.

T. Kawauchi, M. Wilde, K. Fukutani, T. Okano, S. Kishimoto: Effect of Electron Irradiation onto an Avalanche Photodiode Electron Detector, J. Appl. Phys. 105 (2009) 014506.

H. Yonemura, D. Sekiba,Y. Kitaoka, S. Ogura, M. Wilde, T. Narusawa, T. Nebiki, Y. Iwamura, T. Ito, H. Matsuzaki, K. Fukutani: Development of 1H(15N,alphagamma)12C Nuclear Reaction Analysis Method at Atmosphere with Glass Capillary, J. Vac. Soc. Jpn. 52 (2009) 145.


-2008-

Y. Watanabe, S. Nakai, A. Hiruta, R. Matsumoto, K. Yoshida (2008) U-Th dating of carbonate nodules from methane seeps off Joetsu, Eastern Margin of Japan Sea, Earth Planet. Sci. Let., 272, 89-96.

Y. Chang, W. -L. Wang, Y. Yokoyama, H. Matsuzaki, H. Kawahata, M. -T. Chen (2008) Millennial-scale planktic foraminifer faunal variability in the East China Sea during the past 40,000 years (IMAGES MD012404 from the Okinawa Trough), TERRESTRIAL, ATMOSPHERIC AND OCEANIC SCIENCES, 19, 4, 389-401.

K. Gotan, S. Nakai, H. Matsuzaki (2008) Determination of 9Be in geological standard samples, JA-2 and JB-2, and of 9Be and 10Be in a basaltic rock sample for evaluation of uncertainty involved in 10Be/9Be ratio measurements, Geochemical Journal, 42, 305-308.

Y. Yokoyama, H. Matsuzaki, T. M. Esat (2008) Prospects for the New Frontiers of Earth and Environmental Sciences, Quaternary Geochronology, volume 3, 206-207.

A. Suzuki, Y. Yokoyama, H. Kan, K. Minoshima, H. Matsuzaki, N. Hamanaka, H. Kawahata (2008) Identification of 1771 Meiwa Tsunami deposits using a combination of radiocarbon dating and oxygen isotope microprofiling of emerged massive Porites boulders, Quaternary Geochronology, volume 3, 226-234.

K. Horiuchi, T. Uchida, Y. Sakamoto, A. Ohta, H. Matsuzaki, Y. Shibata, H. Motoyama (2008) Ice core record of 10Be over the past millennium from Dome Fuji, Antarctica: A new proxy record of past solar activity and a powerful tool for stratigraphic dating, Quaternary Geochlonology, vol. 3, issue 3, 253-267.

Y. Matsushi, H. Matsuzaki, Y. Matsukura (2008) Potential of in situ-produced cosmogenic nuclides for quantifying strength reduction of bedrock in soil-mantled hillslopes, Quaternary Geochlonology, vol. 3, issue 3, 262-267.

Y. Muramatsu, Y. Takada, H. Matsuzaki, S. Yoshida (2008) AMS analysis of 129I in Japanese soil samples collected from background areas far from nuclear facilities, Quaternary Geochlonology, vol. 3, issue 3, 291-297.

D. Sekiba, H. Yonemura, T. Nebiki, M. Wilde, S. Ogura, H. Yamashita, M. Matsumoto, J. Kasagi, Y. Iwamura, T. Itoh, H. Matsuzaki, T. Narusawa, K. Fukutani (2008) Development of micro beam NRA for 3D-mapping of hydrogen distribution in solids; application of tapered glass capillary to 6 MeV 15N ion, Nucl. Instr. Meth., B266, 4027-4036.

T. Nebiki, D. Sekiba, H. Yonemura, M. Wilde, S. Ogura, H. Yamashita, M. Matsumoto, K. Fukutani, T. Okano, J. Kasagi, Y. Iwamura, T. Itoh, S. Kuribayashi, H. Matsuzaki, T. Narusawa (2008) Taper angle dependence of the focusing effect of high energy heavy ion beams by glass capillaries, Nucl. Instr. Meth. B266, 1324-1327.


-2007-

H. Matsuzaki, C. Nakano, Y. S. Tsuchiya, K. Kato, Y. Maejima, Y. Miyairi, S. Wakasa, T. Aze (2007) Multi-nuclides AMS performances at MALT, Nucl. Instr. Meth. Phys. Res. B259, 36-40.

H. Matsuzaki, Y. Muramatsu, K. Kato, M. Yasumoto, C. Nakano (2007) Development of 129I-AMS system at MALT and measurements of 129I concentration in several Japanese soils, Nucl. Instr. Meth. Phys. Res. B259, 721-726.

T. Aze, H. Matsuzaki, H. Matsumura, H. Nagai, M. Fujimura, M. Noguchi, Y. Hongo, Y. Yokoyama (2007) Improvement of the 36Cl-AMS system at MALT using a Monte Carlo ion-trajectory simulation in a gas-filled magnet, Nucl. Instr. Meth. Phys. Res. B259, 144-148.

N. Kinoshita, Y. Sato, T. Yamagata, H. Nagai, A. Yokoyama and T. Nakanishi (2007) Incorporation Rate Measurements of 10Be, 230Th, 231Pa, and 239,240Pu Radionuclides in Manganese Crust in the Pacific Ocean: A Search for Extraterrestrial Material, Journal of Oceanography, Vol. 63, 813-820.

R. Kondo, S. Tsukamoto, H. Tachibana, Y. Miyairi, Y. Yokoyama (2007) Age of glacial and periglacial landforms in northern Hokkaido, Japan, using OSL dating of fine grain quartz, Quaternary Geochronology, Volume 2, Issues 1-4, Pages 260-265.

Y. Yokoyama, Y. Kido, R. Tada, I. Minami, R. C. Finkel,H. Matsuzaki (2007) Japan Sea Oxygen isotope stratigraphy and global sea-level changes for the last 50,000 years recorded in sediment cores from the Oki ridge. Palaeogeography, Palaeoclimatology, Palaeoecology, volume 247, 5-17.

K. Horiuchi, S. Sonoda, H. Matsuzaki, M. Ohyama (2007) Radiocarbon analysis of tree rings from a 15.5-cal kyr BP pyroclastically buried forest: A pilot study, Radiocarbon, vol. 49, Nr. 2, 459-464.

K. Suzuki, H. Sakurai, Y. Takahashi, S. Gunji, F. Tokanai, H. Matsuzaki, Y. Sunohara (2007) 14C Ages of 43 Consecutive Single-year Tree Rings Between 2710 and 2655 cal BP Using Accelerator Mass Spectrometry , Radiocarbon, vol. 49, Nr. 2, 459-464.

H. Ozaki, M. Imamura, H. Matsuzaki, T. Mitsutani (2007) Radiocarbon in 9th to 5th century BC tree-ring samples from the Ouban 1 archaeological site, Hiroshima, Japan, Radiocarbon, vol. 49, Nr. 2, 473-479.

K. Horiuchi, H. Matsuzaki, A. Ohta, Y. Shibata, H. Motoyama (2007) Measurement of 26Al in Antarctic ice with the MALT-AMS system at the University of Tokyo, Nucl. Instr. Meth. Phys. Res. B259, 625-628.

K. Horiuchi, A. Ohta, T. Uchida, H. Matsuzaki, Y. Shibata, H. Motoyama (2007) Concentration of 10Be in an ice core from the Dome Fiji station, Eastern Antarctica: Preliminary results from 1500 to 1810 yr AD, Nucl. Instr. Meth. Phys. Res. B259, 584-587.

H. Kitagawa, S. M. Tareq, H. Matsuzaki, N. Inoue, E. Tanoue, Y. Yasuda (2007) Radiocarbon concentration of lake sediment cellulose from Lake Erhai in southwest China, Nucl. Instr. Meth. Phys. Res. B259, 526-529.

D. Kunikita, K. Yoshida, Y. Miyazaki, K. Saito, A. Endo, H. Matsuzaki, S. Ito, T. Kobayashi, T. Fujimoto, A. M. Kuznetsov, A. Al Krupyanko, A. M. Tabarev (2007) Analysis of radiocarbon dates of an archaeological site in the Russian Far East: The marine reservoir effect as seen on charred remains on pottery, Nucl. Instr. Meth. Phys. Res. B259, 467-473.

M. Asano, K. Tamura, Y. Maejima, H. Matsuzaki, T. Higashi (2007) D14C variations of pedogenic carbonate in Mongolian steppe soils under a vegetation sequence, Nucl. Instr. Meth. Phys. Res. B259, 403-407.

Y. Yokoyama, Y. Miyairi, H. Matsuzaki, F. Tsunomori (2007) Relation between acid dissolution time in the vacuum test tube and time required for graphitization for AMS target preparation, Nucl. Instr. Meth. Phys. Res. B259, 330-334.

M. Watanabe, H. Sato, H. Matsuzaki, T. Kobayashi, N. Sakagami, Y. Maejima, H. Ohta, N. Fujitake, S. Hiradate (2007) 14C ages and d13C of sclerotium grains found in forest soils, Soil Science Plant Nutrition, 58, 786-793.

D. Sekiba, H. Yonemura, T. Nebiki, S. Ogura, M. Wilde, M. Matsumoto, T. Okano, J. Kasagi, T. Narusawa, S. Kuribayashi, Y. Iwamura, T. Ito, H. Matsuzaki, K. Fukutani (2007) Development and application of micro-beam nuclear reaction analysis for observation of hydrogen distribution, J. Vac. Soc. Jpn. 50, 574-578.


-2006-

S. Shibata, Y. Okuda, K. Takamiya, Y. Oki, T. Sasaki, H. Matsuzaki, K. Sakamoto (2006) Measurement of 26Al in Terrestrial Silicate Rock, Journal of Nuclear and Radiochemical Sciences, Vol. 7, No.2, 33-35.

Y. Matsushi, S. Wakasa, H. Matsuzaki, Y. Matsukura (2006) Long-term denudation rates of actively uplifting hillcrests in the Boso Peninsula, Japan, estimated from depth profiling of in situ-produced cosmogenic 10Be and 26Al, Geomorphology, 82, 283-294.

N. Matsuoka, C. E. Thomachot, C. T. Oguchi, T. Hatta, M. Abe, H. Matsuzaki (2006) Quaternary bedrock erosion and landscape evolution in the Sor Rondane Mountains, East Antarctica: Reevaluating rates and processes, Geomorphology, 81, 408-420.

S. Wakasa, H. Matsuzaki, Y. Tanaka, Y. Matsukura (2006) Estimation of episodic exfoliation rates of rock sheets on a granite dome in Korea from cosmogenic nuclide analysis, Earth Surface Processes and Landforms, 31, 1246-1256.


-2005-

Y. Maejima, H. Matsuzaki, T. Higashi (2005) Application of cosmogenic Be-10 to dating soils on the raised coral reef terraces of Kikai Island, Southwest Japan, Geoderma, Vol 126/3-4, 389-399.

H. Matsumura, T. Sanami, K. Masumoto, N. Nakao, A. Toyoda, M. Kawai, T. Aze, H. Nagai, M. Takada, H. Matsuzaki (2005) Target dependence of beryllium fragment productions on natC, 27Al, natCu, natAg, and 197Au targets in neutron- and alpha-induced nuclear reactions at intermediate energies, Radiochimica Acta, 93, 497-501.